Remove compilation warning.

3 files changed, 9 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index 2a6d1df7..43bc5bd1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2014-02-03         Arnold D. Robbins     <arnold@skeeve.com>
+
+	* awkgram.y (negate_num): Bracket `tval' in #ifdef MPFR since it's
+	only used in that code.
+
 2014-01-31         Arnold D. Robbins     <arnold@skeeve.com>
 
 	* Makefile.am (dist-hook): Improve creation of pc/config.h. We
diff --git a/awkgram.c b/awkgram.c
index 58ac3480..cd37cd7d 100644
--- a/awkgram.c
+++ b/awkgram.c
@@ -4512,7 +4512,9 @@ getfname(NODE *(*fptr)(int))
 void
 negate_num(NODE *n)
 {
+#ifdef HAVE_MPFR
 	int tval = 0;
+#endif
 
 	if (! is_mpg_number(n)) {
 		n->numbr = -n->numbr;
diff --git a/awkgram.y b/awkgram.y
index 6bbc150a..ecce1f6e 100644
--- a/awkgram.y
+++ b/awkgram.y
@@ -1964,7 +1964,9 @@ getfname(NODE *(*fptr)(int))
 void
 negate_num(NODE *n)
 {
+#ifdef HAVE_MPFR
 	int tval = 0;
+#endif
 
 	if (! is_mpg_number(n)) {
 		n->numbr = -n->numbr;